CN217389994U - Atomizer and aerosol generating device - Google Patents

Abstract

The utility model provides an atomizer and aerosol generating device, the embodiment of the utility model provides an atomizer includes the cigarette bullet main part, and the inside atomizing chamber that is equipped with of cigarette bullet main part sets up air inlet, gas outlet respectively in the cigarette bullet main part and with the convergent hole of atomizing chamber intercommunication, be provided with in the cigarette bullet main part with converge the collecting tank of hole and/or inlet channel intercommunication. The embodiment of the utility model provides an atomizer, through set up the hole that converges with the atomizing chamber intercommunication in the cigarette bullet main part, and set up inlet channel between air inlet and the hole that converges, be provided with the collecting tank that communicates with hole and/or inlet channel that converges in the cigarette bullet main part, make the condensate in the atomizing chamber and/or the condensate in the inlet channel can converge to the collecting tank, thereby make the condensate that the atomizer produced be restricted in the collecting tank, effectively prevent that the condensate from leaking to power supply unit via the air inlet, avoid power supply unit to cause the pollution or damage because of the condensate leaks.

Description

Atomizer and aerosol generating device

Technical Field

The utility model belongs to the technical field of atomize, especially, relate to an atomizer and aerosol generating device.

Background

Aerosol generating devices typically comprise an atomizer and a power supply device electrically connected to the atomizer, the atomizer being capable of atomizing an aerosol-forming substrate stored in the atomizer to form an aerosol under the influence of an electric drive of the power supply device.

Currently, an air inlet is generally provided at the bottom of the atomizer and adjacent to the atomizing chamber, and external air is introduced into the atomizing chamber through the air inlet. Since the condensate generated during the normal operation of the atomizer is likely to flow into the power supply device through the air inlet at the bottom of the atomizer, the power supply device is contaminated by the condensate, and the electronic device is corroded by the condensate and damaged.

SUMMERY OF THE UTILITY MODEL

Based on the above-mentioned problem that exists among the prior art, the utility model provides an aim at provides an atomizer to solve the condensate that current atomizer produced and flow into power supply unit via the air inlet easily, cause the technical problem that power supply unit pollutes or damages.

In order to achieve the above object, the utility model adopts the following technical scheme: the atomizer comprises a cartridge body, wherein an atomization cavity is arranged in the cartridge body, an air inlet for introducing external air and a converging hole communicated with the atomization cavity are respectively formed in the cartridge body, and an air inlet channel communicated with the air inlet and the converging hole is also formed in the cartridge body and/or the cartridge body; and the main body of the cartridge is also provided with a liquid collecting tank communicated with the air inlet channel and/or the flow converging hole so that condensate in the atomizing cavity and/or condensate in the air inlet channel can converge to the liquid collecting tank.

Further, the arrangement height of the confluence hole is lower than that of the air inlet.

Further, the converging hole is formed in the bottom of the cartridge body, and the liquid collecting groove is located below the converging hole; or the confluence hole is arranged at the bottom of the cartridge main body, and the height of the plane where the notch of the liquid collecting groove is located is lower than that of the plane where the air inlet is located; or the converging hole is formed in the bottom of the cartridge body, the air inlet is formed in the side wall of the cartridge body, and the liquid collecting groove is located at the intersection of the air inlet channel and the converging hole.

Further, the converging hole is arranged right below the atomizing cavity, and the liquid collecting groove is arranged below the converging hole, so that the condensate in the atomizing cavity and/or the condensate in the air inlet channel can converge to the liquid collecting groove through the converging hole.

Furthermore, the air inlet channel is an L-shaped air channel, a transverse flow channel of the L-shaped air channel is communicated with the liquid collecting tank and/or the confluence hole, and a vertical flow channel of the L-shaped air channel is communicated with the air inlet; or the air inlet channel is a U-shaped air channel, a bottom flow channel of the U-shaped air channel is communicated with the liquid collecting groove and/or the confluence hole, and a vertical flow channel of the L-shaped air channel is communicated with the air inlet.

Further, the air inlet channel is a first air inlet channel arranged on the side wall of the cartridge main body; or the air inlet channel is a second air inlet channel arranged on the bottom wall of the cartridge main body; or the air inlet channel comprises a first air inlet flow channel arranged on the side wall of the cartridge body and a second air inlet flow channel arranged on the bottom wall of the cartridge body, wherein the first end of the first air inlet flow channel is communicated with the air inlet, the second end of the first air inlet flow channel is communicated with the first end of the second air inlet flow channel, and the second end of the second air inlet flow channel is communicated with the confluence hole; or, the atomizer is still including locating the intake pipe in the cartridge main part, the intake pipe intercommunication the air inlet with converge the hole, so that the pipeline of intake pipe constitutes inlet channel.

Furthermore, the cartridge body is also provided with a connecting channel for communicating the confluence hole with the pneumatic switch.

Furthermore, the connecting channel is an air guide channel arranged on the cartridge main body; or the atomizer further comprises an air guide tube arranged in the smoke cartridge main body, and the air guide tube is communicated with the converging hole and the pneumatic switch so that a pipeline of the air guide tube forms the connecting channel; or, the atomizer further comprises an air guide tube arranged in the smoke cartridge main body, an air guide channel is formed in the smoke cartridge main body, and the air guide tube is communicated with the air guide channel, so that the pipeline of the air guide tube and the air guide channel jointly form the connecting channel.

Further, the joining channel is provided with a first port communicated with the confluence hole, and the height of the plane of the first port is higher than that of the plane of the notch of the liquid collecting groove; or the joining channel is provided with a first port which is used for being communicated with the confluence hole, the height of the plane of the first port is higher than that of the plane of the notch of the liquid collecting tank, and the first port and the confluence hole are arranged in a staggered mode; or the connecting channel is provided with a first port communicated with the air inlet channel, the height of the plane where the first port is located is higher than that of the plane where the notch of the liquid collecting groove is located, and the first port and the liquid collecting groove are arranged in a staggered mode.

Based on the above problems in the prior art, another object of the embodiments of the present invention is to provide an aerosol generating device having the atomizer provided by any of the above aspects.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided an aerosol generating device comprising the atomiser provided in any one of the preceding aspects and power supply means for supplying power to the atomiser.

The embodiment of the utility model provides an in above-mentioned one or more technical scheme, compare with prior art, have one of following beneficial effect at least:

the embodiment of the utility model provides an in atomizer and aerosol generating device, in the atomizer structure, through set up the hole that converges with the atomizing chamber intercommunication in the cigarette bullet main part, and set up inlet channel between air inlet and the hole that converges, be provided with the collecting tank that communicates with hole and/or inlet channel that converges in the cigarette bullet main part, make the condensate in the atomizing chamber and/or the condensate in the inlet channel can converge to the collecting tank, thereby make the condensate that the atomizer produced restricted in the collecting tank, prevent effectively that the condensate from leaking power supply unit via the air inlet, avoid power supply unit to cause the pollution or damage because of the condensate leaks.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic cross-sectional structural diagram of an atomizer provided in an embodiment of the present invention;

fig. 2 is a schematic partial sectional structural view of an atomizer according to an embodiment of the present invention;

fig. 3 is an exploded view of an atomizer according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of an airway linking member according to an embodiment of the present invention;

fig. 5 is a schematic cross-sectional structural diagram of an aerosol generating device according to an embodiment of the present invention;

FIG. 6 is a partial enlarged view of FIG. 5;

fig. 7 is an exploded view of a power supply device according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a cartridge body; 11-cartridge case; 111-air inlet; 112-air outlet; 12-a cartridge seat; 121-a sump; 122-a jack; 123-a clamping piece; 13-an atomizing seat assembly; 131-a seal; 132-a base; 133-sealing the liquid; 134-silica gel cover; 135-an atomizing chamber; 14-a ventilation pipe; 15-liquid storage cavity; 16-a liquid inlet channel; 161-a first liquid inlet hole; 162-a second liquid inlet hole; 163-third inlet port; 17-a cigarette holder; 18-a sink hole; 19-a sealing ring;

2-an airway link; 21-an adaptor channel; 211-a first port; 212-a second port; 22-a card slot; 23-a conical surface;

3-an intake passage; 31 — a first intake runner; 32-a cutoff hole; 33-a third inlet channel; 34-a second inlet runner;

4-atomizing core; 5-a pneumatic switch;

6-a power supply device; 61-a housing; 62-a battery; 63-support; 64-a mounting seat; 65-a second engagement airway; 66-cavity.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "connected" or "disposed" to another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "plurality" is one or more unless specifically limited otherwise.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in one embodiment," "in some embodiments," or "in some embodiments" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 to 7 together, an atomizer according to an embodiment of the present invention will now be described. The embodiment of the utility model provides an atomizer is applicable to aerosol generating device, the embodiment of the utility model provides an aerosol generating device mentions generally includes the atomizer and with atomizer electric connection's power supply unit 6. The embodiment of the utility model provides an aerosol generating device is when using, and power supply unit 6 can provide the electric energy to the atomizer, and the atomizer produces the heat under the electric drive effect, can form aerosol formation substrate heating atomizing and form the aerosol that can supply the user to inhale.

Referring to fig. 1 to fig. 3, an atomizer according to an embodiment of the present invention will now be described. The embodiment of the utility model provides an atomizer includes cartridge main part 1, the inside atomizing chamber 135 that is equipped with of cartridge main part 1, air inlet 111 has been seted up on cartridge main part 1 respectively, gas outlet 112 and the hole 18 that converges that communicates with atomizing chamber 135, air inlet 111 can introduce atomizing chamber 135 with the outside air, still be equipped with the inlet channel 3 that is arranged in introducing the air in air inlet 111 and converges hole 18 on cartridge main part 1, then the user is when sucking the aerosol through gas outlet 112, can form the suction negative pressure in the atomizing chamber 135 of cartridge main part 1, the outside air can be in introducing atomizing chamber 135 via air inlet 111 under the effect of negative pressure. It will be appreciated that in some of these embodiments, the atomising chamber 135 is provided with an atomising wick 4 which atomises the aerosol-forming substrate to form an aerosol. It is to be noted that an atomizing wick 4 for atomizing an aerosol-forming substrate into an aerosol may also be provided inside the cartridge body 1, the atomizing chamber 135 being provided on the atomizing wick 4. In some embodiments, the liquid collecting tank 121 is further disposed on the cartridge body 1 and is communicated with the converging hole 18, so that the condensate in the atomizing chamber 135 can converge to the liquid collecting tank 121 through the converging hole 18, so as to be confined in the liquid collecting tank 121, and prevent the condensate in the atomizing chamber 135 from leaking through the air inlet 111 and causing pollution. In some embodiments, the cartridge body 1 is further provided with a liquid collecting groove 121 communicated with the air inlet channel 3, so that the condensate in the air inlet channel 3 flows into the liquid collecting groove 121, the condensate is limited in the liquid collecting groove 121, and the condensate in the air inlet channel 3 is prevented from leaking through the air inlet 111 to cause pollution. In some embodiments, the cartridge body 1 is further provided with a liquid collecting groove 121 communicated with the air inlet channel 3 and the confluence hole 18, so that the condensate in the atomizing chamber 135 and the condensate in the air inlet channel 3 can be converged to the liquid collecting groove 121, so that the condensate is confined in the liquid collecting groove 121, and the condensate is prevented from leaking through the air inlet 111 and causing pollution. Furthermore, the air inlet channel 3 in the embodiment of the present invention includes but is not limited to be disposed on the cartridge main body 1, for example, the air inlet channel 3 may also be disposed in the cartridge main body 1, and the air inlet channel 3 may also be disposed on the cartridge main body 1 and in the cartridge main body 1 at the same time.

The embodiment of the utility model provides an atomizer, compared with the prior art, through set up the hole 18 that converges with atomizing chamber 135 intercommunication on smoke bomb main part 1, and set up inlet channel 3 between air inlet 111 and the hole 18 that converges, be provided with the catch basin 121 that communicates with hole 18 and/or inlet channel 3 that converges on smoke bomb main part 1, make the condensate in atomizing chamber 135 and/or the condensate in the inlet channel 3 can converge to catch basin 121, thereby make the condensate that the atomizer produced restricted in catch basin 121, effectively prevent that the condensate from leaking to power supply unit 6 via air inlet 111, avoid power supply unit 6 to cause the pollution or damage because of the condensate leaks.

Referring to fig. 1, fig. 2 and fig. 5, in some embodiments, the air inlet 111 is disposed on the sidewall of the cartridge body 1, such that the height of the flow-merging hole 18 is lower than the height of the air inlet 111, and the air inlet channel 3 is disposed between the flow-merging hole 18 and the air inlet 111, so as to prevent the condensate in the atomizing chamber 135 from leaking from the air inlet 111, and the condensate in the air inlet channel 3 can flow back to the flow-merging hole 18 and flow back to the liquid collecting tank 121 through the flow-merging hole 18, such that the condensate generated by the atomizer is confined in the liquid collecting tank 121, which is beneficial for preventing the condensate from leaking to the power supply device 6 through the air inlet 111.

Referring to fig. 1, 2 and 6, in some embodiments, the converging hole 18 is disposed at the bottom of the cartridge body 1, and the sump 121 is located below the converging hole 18, so that the condensate in the atomizing chamber 135 and/or in the air inlet channel 3 can be well converged to the sump 121 through the converging hole 18, and the condensate generated by the atomizer is confined in the sump 121.

Referring to fig. 1 and 6 in combination, in other embodiments, the converging hole 18 is formed in the bottom of the cartridge body 1, and the height of the plane of the notch of the liquid collecting groove 121 is lower than that of the plane of the air inlet 111, so that the condensate in the atomizing chamber 135 and/or in the air inlet channel 3 can be well converged into the liquid collecting groove 121 through the converging hole 18, and the condensate generated by the atomizer is confined in the liquid collecting groove 121.

Referring to fig. 6, in other embodiments, the converging hole 18 is disposed at the bottom of the cartridge body 1, the air inlet 111 is disposed on the sidewall of the cartridge body 1, and the liquid collecting groove 121 is located at the intersection of the air inlet channel 3 and the converging hole 18, so that the condensate in the atomizing chamber 135 and/or in the air inlet channel 3 can be well converged to the liquid collecting groove 121 through the converging hole 18, and the condensate generated by the atomizer is confined in the liquid collecting groove 121.

Referring to fig. 1, 5 and 6, in other embodiments, the converging hole 18 is disposed right below the atomizing chamber 135, so that when a user sucks aerosol through the air outlet 112, a suction negative pressure is formed in the atomizing chamber 135 of the cartridge body 1, and external air can be introduced into the atomizing chamber 135 through the air inlet 111, the air inlet channel 3 and the converging hole 18 under the suction negative pressure. When the air current is through converging hole 18, converging hole 18 can be gathered air current and be drained to atomizing chamber 135, and the air current that gathers together blows atomizing core 4 in atomizing chamber 135 fast for aerosol can be fully, carried to gas outlet 112 by air current fast, is favorable to reducing the condensate that the atomizer produced.

Referring to fig. 1 and 6 in combination, in other embodiments, the slot of the sump 121 faces the manifold aperture 18. In this embodiment, by disposing the liquid collecting groove 121 on the cartridge seat 12 of the cartridge body 1, the liquid collecting groove 121 is located at the bottom of the cartridge body 1, and the confluence hole 18 is located above the notch of the liquid collecting groove 121, and the notch of the liquid collecting groove 121 faces the confluence hole 18, so that the cool liquid can be converged into the liquid collecting groove 121 through the confluence hole 18, and the cool liquid is confined in the liquid collecting groove 121.

Referring to fig. 2 and 6, in some embodiments, the air inlet channel 3 is an L-shaped air channel, a transverse flow channel of the L-shaped air channel is communicated with the liquid collecting tank 121 and/or the confluence hole 18, and a vertical flow channel of the L-shaped air channel is communicated with the air inlet 111. In this embodiment, the air inlet channel 3 is configured as an L-shaped air passage, so that the liquid collecting tank 121 and/or the confluence hole 18 are communicated with a transverse flow passage of the L-shaped air passage, and the air inlet 111 and a vertical flow passage of the L-shaped air passage are beneficial for condensate in the air inlet channel 3 to flow back to the liquid collecting tank 121 and/or the confluence hole 18, thereby greatly reducing the possibility that the condensate in the atomizing cavity 135 and/or the air inlet channel 3 leaks to the power supply device 6 through the air inlet 111. In other embodiments, the air inlet channel 3 may also be provided as a U-shaped air channel, a bottom flow channel of the U-shaped air channel is communicated with the liquid collecting tank 121 and/or the confluence hole 18, and a vertical flow channel of the L-shaped air channel is communicated with the air inlet 111.

Referring further to fig. 2, in some embodiments, the air inlet channel 3 may be a first air inlet channel 31 disposed on a side wall of the cartridge body 1, such that the first air inlet channel 31 forms the air inlet channel 3 communicating the air inlet 111 and the confluence hole 18. In other embodiments, the air inlet channel 3 may also be a second air inlet channel 34 disposed on the bottom wall of the cartridge body 1, such that the second air inlet channel 34 forms the air inlet channel 3 communicating the air inlet 111 with the confluence hole 18. In other embodiments, the air inlet channel 3 may further include a first air inlet channel 31 disposed on a side wall of the cartridge body 1 and a second air inlet channel 34 disposed on a bottom wall of the cartridge body 1, a first end of the first air inlet channel 31 communicates with the air inlet 111, a second end of the first air inlet channel 31 communicates with a first end of the second air inlet channel 34, and a second end of the second air inlet channel 34 communicates with the confluence hole 18, so that the first air inlet channel 31 and the second air inlet channel 34 form the air inlet channel 3 communicating the air inlet 111 and the confluence hole 18. In other embodiments, the atomizer may further include an air inlet pipe disposed in the cartridge body 1, the air inlet pipe communicating the air inlet 111 and the confluence hole 18, such that a conduit of the air inlet pipe constitutes the air inlet passage 3. In other embodiments, the atomizer may further include an air inlet pipe disposed in the cartridge body 1, the first air inlet flow channel 31 is disposed on the side wall of the cartridge body 1, the second air inlet flow channel 34 is disposed on the bottom wall of the cartridge body 1, and the pipe of the air inlet pipe, the first air inlet flow channel 31 and the second air inlet flow channel 34 form an air inlet channel 3 communicating the air inlet 111 and the confluence hole 18.

Referring to fig. 1 and 4, in some embodiments, the cartridge body 1 is further provided with an engaging channel 21 for communicating the converging hole 18 with the pneumatic switch 5, the converging hole 18 communicating with the atomizing chamber 135 is provided on the cartridge body 1, the air inlet channel 3 is provided between the air inlet 111 and the converging hole 18, and the engaging channel 21 is provided between the pneumatic switch 5 and the converging hole 18, so that the air in the air inlet channel 3 and the air in the engaging channel 21 can converge to the atomizing chamber 135 through the converging hole 18. Further, the suction resistance of the connecting channel 21 is smaller than that of the air inlet channel 3, so that when a user sucks aerosol, under the action of the negative pressure formed in the atomizing cavity 135, air in the connecting channel 21 can be preferentially guided to the atomizing cavity 135 through the converging hole 18, so that the pneumatic switch 5 can sensitively sense the change of air flow or air pressure, and the sensitivity of triggering and starting the pneumatic switch 5 is effectively improved. Furthermore, the engaging channel 21 of the embodiment of the present invention includes but is not limited to being disposed on the cartridge main body 1, for example, the engaging channel 21 may also be disposed in the cartridge main body 1, and the engaging channel 21 may also be disposed on the cartridge main body 1 and in the cartridge main body 1 at the same time.

It should be noted that, referring to fig. 5 in further combination, in the aerosol generating device according to the embodiment of the present invention, the pneumatic switch 5 for triggering and starting the operation of the aerosol generating device by sensing the air flow is disposed on the power supply device 6, and the second connecting air channel 65 for communicating with the connecting channel 21 is further disposed on the power supply device 6 and/or the pneumatic switch 5. The engagement channel 21 on the cartridge body 1 is docked and in communication with the power supply unit 6 and/or the second engagement air passage 65 on the pneumatic switch 5 after the atomiser is fitted in place with the power supply unit 6. When the user sucks the aerosol through the air outlet 112, a suction negative pressure is formed in the atomizing chamber 135, the air in the connecting channel 21 is guided to the atomizing chamber 135 through the converging hole 18 under the action of the suction negative pressure, and the pneumatic switch 5 can sense the air flow or the change of the air pressure. So, air current or atmospheric pressure signal that pneumatic switch 5 will sense converts signal of telecommunication to 6's of power supply unit control panel to make 6 of control panel control power supply unit supply power to atomizing core 4, atomizing core 4 produces heat and forms aerosol with the atomizing of aerosol formation substrate. Furthermore, the air inlet channel 3 in the embodiment of the present invention includes but is not limited to be disposed on the cartridge main body 1, for example, the air inlet channel 3 may also be disposed in the cartridge main body 1, and the air inlet channel 3 may also be disposed on the cartridge main body 1 and in the cartridge main body 1 at the same time. Similarly, the engaging channel 21 according to the embodiment of the present invention includes but is not limited to being disposed on the cartridge main body 1, for example, the engaging channel 21 may also be disposed in the cartridge main body 1, and the engaging channel 21 may also be disposed on the cartridge main body 1 and in the cartridge main body 1 at the same time.

Referring further to fig. 1, 5 and 6, in some embodiments, the connecting channel 21 is an air guide channel disposed on the cartridge body 1, such that the air guide channel forms the connecting channel 21 for connecting the pneumatic switch 5 and the collecting hole 18. In other embodiments, the atomizer further comprises an air duct disposed in the cartridge body 1, the air duct communicating with the converging hole 18 and the pneumatic switch 5, so that the duct of the air duct forms a connecting channel 21 communicating with the pneumatic switch 5 and the converging hole 18. In other embodiments, the atomizer further includes an air guide tube disposed in the cartridge body 1, an air guide channel is disposed on the cartridge body 1, and the air guide tube is communicated with the air guide channel, so that the air guide channel and a pipeline of the air guide tube jointly form a connecting channel 21 for communicating the pneumatic switch 5 with the confluence hole 18.

Referring to fig. 1 and 4, in some embodiments, the engaging channel 21 has a first port 211 for communicating with the collecting hole 18 and a second port 212 for communicating with the pneumatic switch 5, and the first port 211 is located on a plane higher than a plane of the notch of the sump 121 to prevent the condensate from flowing into the pneumatic switch 5 through the engaging channel 21, so as to prevent the condensate from infiltrating into the pneumatic switch 5 along the engaging channel 21, thereby effectively preventing the pneumatic switch 5 from being corroded by the condensate to cause malfunction or damage of the pneumatic switch 5.

Referring to fig. 1 and 4 in combination, in other embodiments, the engaging channel 21 has a first port 211 for communicating with the collecting hole 18 and a second port 212 for communicating with the pneumatic switch 5, the first port 211 is located on a plane higher than a plane of the notch of the sump 121, and the first port 211 and the collecting hole 18 are arranged in a staggered manner to prevent the condensate in the collecting hole 18 from falling into the engaging channel 21, so as to prevent the condensate from penetrating into the pneumatic switch 5 along the engaging channel 21, thereby effectively preventing the pneumatic switch 5 from being corroded by the condensate to cause the pneumatic switch 5 to malfunction or damage.

Referring to fig. 1 and 4, in other embodiments, the connecting channel 21 has a first port 211 for communicating with the air inlet channel 3, and the first port 211 is disposed to be offset from the liquid collecting tank 121 so as to prevent the condensate in the liquid collecting tank 121 from permeating into the pneumatic switch 5 through the connecting channel 21, thereby effectively preventing the pneumatic switch 5 from being corroded by the condensate to malfunction or damage the pneumatic switch 5.

Referring to fig. 1, 2 and 6, in some embodiments, the converging hole 18 is disposed at the bottom of the cartridge body 1, the air inlet 111 is disposed on the sidewall of the cartridge body 1, and the air inlet channel 3 communicates the air inlet 111 and the converging hole 18. In this embodiment, the arrangement height of the air inlet 111 is made higher than that of the confluence hole 18 by providing the confluence hole 18 at the bottom of the cartridge body 1 and providing the air inlet 111 on the side wall of the cartridge body 1. And, set up the inlet channel 3 that communicates air inlet 111 and confluence hole 18 on the cigarette bullet main part 1, on the one hand can avoid the condensate in the atomizing chamber 135 to take place to leak via air inlet 111, on the other hand can prolong the air current route that outside air got into atomizing chamber 135, increase the external air and lead to the resistance of inhaling of confluence hole 18 through inlet channel 3, thereby guarantee to link up the air in the passageway 21 and can preferentially lead to atomizing chamber 135 via confluence hole 18, make pneumatic switch 5 can sensitively sense the change of air current or atmospheric pressure, thereby effectively improve the pneumatic switch 5 and trigger the sensitivity that starts.

Referring to fig. 1, fig. 3 and fig. 6, in some embodiments, the cartridge body 1 includes a cartridge case 11, a cartridge seat 12 installed at the bottom of the cartridge case 11, and an atomizing seat assembly 13 installed in the cartridge case 11, an air inlet 111 and a first air inlet channel 31 communicated with the air inlet 111 are disposed on a side wall of the cartridge case 11, an atomizing chamber 135, a converging hole 18, and a second air inlet channel 34 communicated with the converging hole 18 and the first air inlet channel 31 are disposed on the atomizing seat assembly 13, and the first air inlet channel 31 and the second air inlet channel 34 form the air inlet channel 3. In this embodiment, the first air inlet flow channel 31 and the second air inlet flow channel 34 are arranged between the air inlet 111 and the confluence hole 18, the first air inlet flow channel 31 and the second air inlet flow channel 34 form the air inlet channel 3 communicating the air inlet 111 and the confluence hole 18, the airflow path of external air entering the atomization cavity 135 is prolonged, the suction resistance of external air led to the confluence hole 18 through the air inlet channel 3 is effectively increased, and therefore it is ensured that air in the connection channel 21 can be led to the atomization cavity 135 through the confluence hole 18 preferentially, the pneumatic switch 5 can sense the change of air flow or air pressure sensitively, and the sensitivity of triggering and starting of the pneumatic switch 5 is effectively improved.

Referring to fig. 1, 3 and 6, in some embodiments, the cartridge body 1 includes a cartridge case 11, a cartridge seat 12 installed at the bottom of the cartridge case 11, and an atomizing seat assembly 13 installed in the cartridge case 11, an air inlet 111 and a first air inlet channel 31 communicated with the air inlet 111 are disposed on a sidewall of the cartridge case 11, an atomizing cavity 135, a converging hole 18, and a shut-off hole 32 communicating the converging hole 18 with the first air inlet channel 31 are disposed on the atomizing seat assembly 13, a diameter of the shut-off hole 32 is smaller than a diameter of the air inlet 111, and the first air inlet channel 31 and the shut-off hole 32 form an air inlet channel 3 communicating the air inlet 111 with the converging hole 18. In this embodiment, the cutoff hole 32 is disposed between the first air inlet channel 31 and the confluence hole 18, the first air inlet channel 31 and the cutoff hole 32 form the air inlet channel 3 communicating the air inlet 111 and the confluence hole 18, and the aperture of the cutoff hole 32 is smaller than the aperture of the air inlet 111, so as to effectively increase the suction resistance of external air introduced into the confluence hole 18 through the air inlet channel 3, thereby ensuring that air in the connection channel 21 can be preferentially introduced into the atomization cavity 135 through the confluence hole 18, so that the pneumatic switch 5 can sensitively sense the change of air flow or air pressure, and thus effectively improve the sensitivity of triggering and starting of the pneumatic switch 5.

Referring to fig. 1, fig. 3 and fig. 6, in another embodiment, the cartridge body 1 includes a cartridge case 11, a cartridge seat 12 installed at the bottom of the cartridge case 11, and an atomizing seat assembly 13 installed in the cartridge case 11, an air inlet 111 and a first air inlet channel 31 communicating with the air inlet 111 are disposed on a sidewall of the cartridge case 11, an atomizing chamber 135, a converging hole 18, a second air inlet channel 34 communicating with the converging hole 18, and a shut-off hole 32 communicating the second air inlet channel 34 and the first air inlet channel 31 are disposed on the atomizing seat assembly 13, and the first air inlet channel 31, the shut-off hole 32 and the second air inlet channel 34 form an air inlet channel 3 communicating the air inlet 111 and the converging hole 18. In this embodiment, the cutoff hole 32 is arranged between the first air inlet flow channel 31 and the second air inlet flow channel 34, the first air inlet flow channel 31, the cutoff hole 32 and the second air inlet flow channel 34 form the air inlet channel 3 communicating the air inlet 111 and the confluence hole 18, the air flow path of external air entering the atomization cavity 135 is prolonged, the suction resistance of external air which is guided to the confluence hole 18 through the air inlet channel 3 is effectively increased, and therefore it is ensured that air in the connection channel 21 can be guided to the atomization cavity 135 through the confluence hole 18 preferentially, the pneumatic switch 5 can sense the change of air flow or air pressure sensitively, and the sensitivity of triggering and starting of the pneumatic switch 5 is effectively improved.

Referring to fig. 1, fig. 3 and fig. 6, in another embodiment, the cartridge body 1 includes a cartridge case 11, a cartridge seat 12 installed at the bottom of the cartridge case 11, and an atomizing seat assembly 13 installed in the cartridge case 11, an air inlet 111 and a first air inlet channel 31 communicating with the air inlet 111 are disposed on a side wall of the cartridge case 11, an atomizing chamber 135, a converging hole 18, a second air inlet channel 34 communicating with the converging hole 18, and a third air inlet channel 33 communicating the second air inlet channel 34 with the first air inlet channel 31 are disposed on the atomizing seat assembly 13, and the first air inlet channel 31, the second air inlet channel 34 and the third air inlet channel 33 form an air inlet channel 3 communicating the air inlet 111 with the converging hole 18. In this embodiment, the third air inlet channel 33 is disposed between the first air inlet channel 31 and the second air inlet channel 34, the first air inlet channel 31, the third air inlet channel 33 and the second air inlet channel 34 form the air inlet channel 3 communicating the air inlet 111 and the confluence hole 18, the air flow path of the external air entering the atomization cavity 135 is prolonged, and the suction resistance of the external air flowing to the confluence hole 18 through the air inlet channel 3 is effectively increased, so that it is ensured that the air in the connection channel 21 can be preferentially flowed to the atomization cavity 135 through the confluence hole 18, the pneumatic switch 5 can sensitively sense the change of the air flow or the air pressure, and the sensitivity of the triggering and starting of the pneumatic switch 5 is effectively improved. Of course, referring to fig. 2, in other embodiments, a flow intercepting hole 32 may be disposed between the first air inlet flow channel 31 and the third air inlet flow channel 33, such that the flow intercepting hole 32 communicates the first air inlet flow channel 31 and the third air inlet flow channel 33.

Referring to fig. 1, 3 and 6 in combination, in other embodiments, the cartridge body 1 includes a cartridge case 11, a cartridge seat 12 installed at the bottom of the cartridge case 11, and an atomizing seat assembly 13 installed in the cartridge case 11, an air inlet 111 and a first air inlet channel 31 communicating with the air inlet 111 are provided on a side wall of the cartridge case 11, the atomizing seat assembly 13 includes a sealing member 131 supported and fixed on the cartridge seat 12, the base 132 is arranged on the sealing element 131, the liquid sealing element 133 is sleeved on the base 132, the atomizing cavity 135, the confluence hole 18 and the third air inlet channel 33 communicated with the confluence hole 18 are arranged on the base 132, the second air inlet channel 34 communicated with the third air inlet channel 33 and the first air inlet channel 31 is arranged on the cartridge seat 12 and/or the sealing element 131, the second air inlet channel 34 extends along the radial direction of the confluence hole 18, and the third air inlet channel 33 extends along the axial direction of the confluence hole 18. In this embodiment, by providing the third intake runner 33 between the first intake runner 31 and the second intake runner 34, providing the second intake runner 34 extending in the radial direction of the confluence hole 18, and providing the third intake runner 33 extending in the axial direction of the confluence hole 18, after the first intake runner 31, the third intake runner 33 and the second intake runner 34 form the intake passage 3 communicating the intake port 111 and the confluence hole 18, the intake passage 3 has a curved or circuitous flow path structure, can prolong the airflow path of the external air entering the atomizing cavity 135, effectively increase the suction resistance of the external air which is guided to the confluence hole 18 through the air inlet channel 3, thereby ensuring that air in the communication channel 21 can be preferentially directed to the nebulization chamber 135 via the outlet orifice 18, the pneumatic switch 5 can sensitively sense the change of the air flow or the air pressure, and therefore the sensitivity of triggering and starting of the pneumatic switch 5 is effectively improved.

Referring to fig. 1, fig. 3 and fig. 6 in combination, in other embodiments, the cartridge body 1 includes a cartridge case 11, a cartridge seat 12 installed at the bottom of the cartridge case 11, and an atomizing seat assembly 13 installed in the cartridge case 11, an air inlet 111 and a first air inlet channel 31 communicating with the air inlet 111 are provided on a side wall of the cartridge case 11, the atomizing seat assembly 13 includes a sealing member 131 supported and fixed on the cartridge seat 12, a base 132 installed on the sealing member 131, and a liquid sealing member 133 sleeved on the base 132, it is understood that the sealing member 131 may be, but not limited to, a silicone member, and the liquid sealing member 133 may be, but not limited to, a silicone member. The base 132 is provided with an atomizing chamber 135, a confluence hole 18 and a third air inlet channel 33 communicated with the confluence hole 18, the cartridge holder 12 and/or the sealing member 131 is provided with a second air inlet channel 34 communicated with the third air inlet channel 33 and the first air inlet channel 31, the third air inlet channel 33 extends along the axial direction of the confluence hole 18, and the third air inlet channel 33 includes, but is not limited to, L-shaped, U-shaped, C-shaped, V-shaped and W-shaped channels or pipes. In this embodiment, by disposing the third air inlet channel 33 between the first air inlet channel 31 and the second air inlet channel 34, and disposing the third air inlet channel 33 to extend along the axial direction of the confluence hole 18, and the third air inlet channel 33 includes but is not limited to L-shaped, U-shaped, C-shaped, V-shaped and W-shaped channels or pipes, after the first air inlet channel 31, the third air inlet channel 33 and the second air inlet channel 34 form the air inlet channel 3 communicating the air inlet 111 and the confluence hole 18, the air inlet channel 3 has a curved or circuitous flow channel structure, which can prolong the air flow path of the external air entering the atomization cavity 135, effectively increase the resistance of the external air being led to the confluence hole 18 through the air inlet channel 3, thereby ensuring that the air in the joining channel 21 can be led to the atomization cavity 135 through the confluence hole 18 preferentially, so that the pneumatic switch 5 can sensitively sense the change of air flow or air pressure, thereby effectively improving the sensitivity of triggering and starting the pneumatic switch 5.

Referring to fig. 1 and 3, in some embodiments, the atomizing base assembly 13 further includes a silica gel sleeve 134 covering the atomizing core 4, the base 132 has an inner cavity forming the atomizing cavity 135, the liquid sealing member 133 is formed with a first liquid inlet hole 161, the base 132 is formed with a second liquid inlet hole 162, the silica gel sleeve 134 is formed with a third liquid inlet hole 163, and the first liquid inlet hole 161, the second liquid inlet hole 162, and the third liquid inlet hole 163 are communicated together to form a liquid inlet channel 16 for guiding the aerosol-forming substrate in the liquid storage cavity 15 to flow to the atomizing cavity 135.

Referring to fig. 1 and 3 in combination, in some embodiments, the cartridge body 1 includes a cartridge case 11, a cartridge seat 12 mounted to the bottom of the cartridge case 11, locate the atomizing seat subassembly 13 in the cigarette cartridge case 11 and locate the breather pipe 14 in the cigarette cartridge case 11, the junction of cigarette cartridge seat 12 and cigarette cartridge case 11 is equipped with sealing washer 19, air inlet 111 and gas outlet 112 set up respectively on cigarette cartridge case 11, air inlet channel 3 locates on cigarette cartridge case 11 and/or atomizing seat subassembly 13, collecting tank 121 and gas channel link 2 set up respectively on cigarette cartridge seat 12, atomizing chamber 135 locates on atomizing seat subassembly 13, breather pipe 14 intercommunication atomizing chamber 135 and gas outlet 112, the inside liquid reserve chamber 15 that is used for storing aerosol formation matrix of portion outside atomizing seat subassembly 13, breather pipe 14 of cigarette cartridge case 11, be equipped with the inlet channel 16 that communicates liquid reserve chamber 15 and atomizing chamber 135 on atomizing seat subassembly 13. In use, aerosol-forming substrate in the reservoir 15 may be transported via the inlet channel 16 to the atomising core 4 in the atomising chamber 135 and the atomising core 4 may be heated to atomise the aerosol-forming substrate to form an aerosol upon heating by energisation. It is understood that the atomizing core 4 of the atomizer can be, but is not limited to, a ceramic atomizing element, and the atomizing core 4 can also be a metal wire heating element wrapped with absorbent cotton.

Referring to fig. 1, 4 and 6, in other embodiments, the atomizer further includes an airway adapter 2 disposed on and/or in the cartridge body 1, and the airway adapter 2 is provided with an adapter channel 21. By providing the confluence hole 18 communicating with the atomization chamber 135 on the cartridge body 1 and providing the air inlet passage 3 between the air inlet 111 and the confluence hole 18, the air duct connection piece 2 having the connection passage 21 is provided between the pneumatic switch 5 and the confluence hole 18, so that the air in the air inlet passage 3 and the air in the connection passage 21 can be confluent to the atomization chamber 135 through the confluence hole 18. Further, the suction resistance of the engaging channel 21 is smaller than that of the air inlet channel 3, so that when a user sucks aerosol, air in the engaging channel 21 can be preferentially guided to the atomizing cavity 135 through the converging hole 18 under the action of negative pressure formed in the atomizing cavity 135, so that the pneumatic switch 5 can sensitively sense the change of air flow or air pressure, and the sensitivity of triggering and starting the pneumatic switch 5 is effectively improved. Furthermore, the engaging channel 21 of the embodiment of the present invention includes but is not limited to being disposed on the cartridge main body 1, for example, the engaging channel 21 may also be disposed in the cartridge main body 1, and the engaging channel 21 may also be disposed on the cartridge main body 1 and in the cartridge main body 1 at the same time.

Referring to fig. 1 and 3, in some embodiments, the bottom of the cartridge body 1 is provided with a plug hole 122, and the plug hole 122 allows the air passage connector 2 to be inserted into the cartridge body 1, so as to facilitate the assembly between the air passage connector 2 and the cartridge body 1. In other embodiments, the airway joint piece 2 is a silica gel piece, and the silica gel piece has certain elasticity, so that the airway joint piece 2 and the insertion hole 122 can be in interference fit, the sealing performance is improved, and liquid leakage is prevented. Of course, it is understood that the airway joint member 2 may be, but not limited to, a silicone member, and the airway joint member 2 may also be a rubber member or a plastic member with certain elasticity. In addition, when the insertion hole 122 is disposed on the cartridge seat 12, the cartridge seat 12 is provided with a locking member 123. A mouthpiece 17 may also be provided on the cartridge case 11, and the air outlet 112 may be provided on the mouthpiece 17. The smoke shell 11 can also be provided with a first air inlet flow channel 31 for communicating the air inlet 111 with the air inlet channel 3, and the arrangement of the first air inlet flow channel 31 further prolongs the air flow path between the air inlet 111 and the atomizing cavity 135, so that the air flow in the connecting channel 21 on the air flue connecting piece 2 is preferentially sucked into the atomizing cavity 135, and the triggering sensitivity of the pneumatic switch 5 is enhanced.

Referring to fig. 1 and 4, in some embodiments, a fastening member 123 is disposed on the cartridge body 1 at a position corresponding to the insertion hole 122, and a fastening groove 22 for fastening the fastening member 123 is disposed on the airway linking member 2. When joint spare 123 and block, can be fixed in the gas flue joint spare 2 on the cigarette bullet main part 1 firmly, prevent that gas flue joint spare 2 from rocking the displacement or coming off. It should be noted that, when the airway linking piece 2 is the silica gel piece, the airway linking piece 2 is connected and fixed through the buckle structure of the clamping piece 123 and the clamping groove 22, and the air airway linking piece 2 can be conveniently detached or installed, and meanwhile, the sealing performance can be further improved. It should be noted that, when the slot 22 is a groove formed on the airway adapter 2, the locking member 123 corresponds to a dot-like or block-like protrusion that can be locked into the groove. Referring to fig. 4, when the locking groove 22 is a circular groove formed on the airway connecting member 2, the locking member 123 corresponds to a circular protrusion that can be locked into the circular groove.

Referring to fig. 5, an aerosol generating device according to an embodiment of the present invention includes the atomizer provided in any of the above embodiments and a power supply device 6 for supplying power to the atomizer. Since the aerosol generating device has all the technical features of the atomizer provided in any of the above embodiments, it has the same technical effects as the atomizer described above.

Referring to fig. 5, fig. 6 and fig. 7, in some embodiments, the power supply device 6 includes a housing 61, a battery 62 disposed in the housing 61, and a support 63 disposed in the housing 61 and adjacent to the top opening of the housing 61, the support 63 is provided with a pneumatic switch 5, and the support 63 is further provided with a second engaging air channel 65 communicated with the pneumatic switch 5, so that when the atomizer and the power supply device 6 are assembled in place, the cartridge seat 12 of the cartridge body 1 is supported on the support 63, and the bottom end of the air channel engaging member 2 abuts against the support 63 at a position corresponding to the second engaging air channel 65, so that the first port 211 of the engaging channel 21 abuts against and is communicated with the second engaging air channel 65 on the support, thereby improving the consistency and the tightness of the engagement between the pneumatic switch 5 and the cartridge body 1. The support 63 is further provided with a mounting seat 64 for mounting the pneumatic switch 5, a cavity 66 communicated with the second connecting air channel 65 is arranged in the mounting seat 64, and the pneumatic switch 5 is accommodated in the cavity 66, so that the pneumatic switch 5 can well sense the change of air flow or air pressure in the cavity 66 or the second connecting air channel 65. The mounting seat 64 may be, but is not limited to, a soft rubber piece made of a silicone material or a rubber material to enhance the air tightness of the pneumatic switch 5 mounted on the bracket, so that the pneumatic switch 5 is easier to trigger and is more sensitive to start.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims (10)

1. An atomizer is characterized by comprising a cartridge body, wherein an atomizing cavity is arranged in the cartridge body, an air inlet for introducing external air and a flow converging hole communicated with the atomizing cavity are respectively formed in the cartridge body, and an air inlet channel communicated with the air inlet and the flow converging hole is further formed in the cartridge body and/or the cartridge body; and a liquid collecting groove communicated with the air inlet channel and/or the flow converging hole is further formed in the cartridge body, so that condensate in the atomizing cavity and/or condensate in the air inlet channel can be converged to the liquid collecting groove.

2. The nebulizer of claim 1, wherein the metering orifice is disposed at a lower elevation than the inlet orifice.

3. The nebulizer of claim 1, wherein the flow-converging hole is provided in a bottom of the cartridge body, and wherein the sump is located below the flow-converging hole; or the confluence hole is arranged at the bottom of the cartridge main body, and the height of the plane where the notch of the liquid collecting groove is located is lower than that of the plane where the air inlet is located; or the converging hole is formed in the bottom of the cartridge body, the air inlet is formed in the side wall of the cartridge body, and the liquid collecting groove is located at the intersection of the air inlet channel and the converging hole.

4. The atomizer of claim 1, wherein said flow convergence holes are located directly below said atomizing chamber and said sump is located below said flow convergence holes such that condensate in said atomizing chamber and/or condensate in said inlet passage can converge to said sump via said flow convergence holes.

5. The atomizer according to claim 1, wherein said air inlet channel is an L-shaped air passage, a transverse flow passage of said L-shaped air passage communicates with said sump and/or said confluence hole, and a vertical flow passage of said L-shaped air passage communicates with said air inlet; or the air inlet channel is a U-shaped air channel, a bottom flow channel of the U-shaped air channel is communicated with the liquid collecting groove and/or the confluence hole, and a vertical flow channel of the L-shaped air channel is communicated with the air inlet.

6. A nebulizer as claimed in any one of claims 1 to 5, wherein the inlet passage is a first inlet flow channel provided in a side wall of the cartridge body; or the air inlet channel is a second air inlet channel arranged on the bottom wall of the cartridge main body; or the air inlet channel comprises a first air inlet flow channel arranged on the side wall of the cartridge body and a second air inlet flow channel arranged on the bottom wall of the cartridge body, wherein the first end of the first air inlet flow channel is communicated with the air inlet, the second end of the first air inlet flow channel is communicated with the first end of the second air inlet flow channel, and the second end of the second air inlet flow channel is communicated with the confluence hole; or, the atomizer is still including locating the intake pipe in the cartridge main part, the intake pipe intercommunication the air inlet with converge the hole, so that the pipeline of intake pipe constitutes inlet channel.

7. A nebulizer as claimed in any one of claims 1 to 5, wherein the cartridge body is further provided with an adaptor channel for communicating the metering orifice with a pneumatic switch.

8. An atomiser as claimed in claim 7, wherein the engaging channel is an air guide channel provided on the cartridge body; or the atomizer further comprises an air guide pipe arranged in the cartridge main body, and the air guide pipe is communicated with the confluence hole and the pneumatic switch so that a pipeline of the air guide pipe forms the connection channel; or, the atomizer further comprises an air guide tube arranged in the smoke cartridge main body, an air guide channel is formed in the smoke cartridge main body, and the air guide tube is communicated with the air guide channel, so that the pipeline of the air guide tube and the air guide channel jointly form the connecting channel.

9. The atomizer of claim 7, wherein said adaptor channel has a first port for communicating with said manifold aperture, said first port being at a higher elevation than the plane of the sump slot; or the joining channel is provided with a first port which is used for being communicated with the confluence hole, the height of the plane of the first port is higher than that of the plane of the notch of the liquid collecting tank, and the first port and the confluence hole are arranged in a staggered mode; or the connecting channel is provided with a first port communicated with the air inlet channel, the height of the plane where the first port is located is higher than that of the plane where the notch of the liquid collecting groove is located, and the first port and the liquid collecting groove are arranged in a staggered mode.

10. An aerosol generating device comprising an atomiser and power supply means for supplying power to the atomiser, wherein the atomiser is an atomiser as claimed in any of claims 1 to 9.

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